The Vietnamese word "câu nệ" is a verb that describes a person who is very particular, strict, or finicky about certain things, often focusing on minor details. It can also imply being overly formal or adhering strictly to rules or conventions, especially in social situations.
Câu nệ những điều tiểu tiết - "to be a stickler for details."
Quá câu nệ về câu văn - "to be too finicky about style."
Chỗ thân tình với nhau, đừng câu nệ - "between good friends, don't stand on ceremony."